Start-run-Enter cmd in cmd and enter at shutdown-s (shut down the local computer at on the same day). Set the automatic shutdown time to automatically shut down the computer, select "run" from the "Start" menu, enter at Shutdown-s, and click "OK". The Task Scheduler Service must be started first. In this way, when the computer system time reaches, the computer will automatically display the "system shutdown" dialog box, And will automatically shut down after 30 seconds, these 30 seconds are designed to allow users to save their current jobs before shutdown, so as to avoid unnecessary losses. Note: The-s parameter refers to the local computer. If you need to automatically shut down your computer after 20 minutes, you only need to select "run" from the "Start" menu and enter Shutdown-s-t 1200, click "OK. In this way, the computer will start to count down, and the computer will automatically shut down in 20 minutes. Note: The-t parameter is the countdown command for automatic shutdown, and the 1200 parameter is 20 minutes, that is, 1200 seconds. 3. Cancel automatic Shutdown. If you have set automatic Shutdown, but you have changed your mind and do not need to shut down automatically, select "run" in the "Start" menu, and enter Shutdown-, click "OK. In this way, the configured automatic shutdown is disabled. Note: The-a parameter is the command to cancel Automatic shutdown. 4. timed restart if you need to restart your computer at, select "run" from the "Start" menu and enter at Shutdown-r, click "OK. In this way, when the computer system time reaches 20: 40, the computer will automatically restart. Note: The-r parameter is a restart command. Five countdown to restart if you need to restart the computer after 10 minutes, you only need to select "run" in the "Start" menu, and then enter. Shutdown-r-t 600, click "OK. In this way, the computer will start to count down. After 10 minutes, the computer will restart six automatic shutdown and prompt that the "system shutdown" dialog box at the time of automatic shutdown and restart should be prompted, you can append the command-c "message content". Note: "(half width)" is not "or" (full width), and the message content cannot exceed 127 characters. Author weilu73